HI84102-61U is a pH 8.20 calibration buffer produced in accordance with ISO 3696/BS3978 standards using high purity salts, deionized water, certified weight-checked balances, and Class A glassware in a temperature controlled environment monitored with certified thermometers. Reported values are accurate to +/- 0.01 pH @ 25oC and are traceable to NIST Standard Reference Materials (SRMs).
Air tight bottle with tamper-proof seal
- Ensures quality and freshness of solution
Each bottle marked with lot number and expiration date
- Hanna buffers are specially formulated to have an expiration of 5 years from manufacture for an unopened bottle
This pH 8.20 buffer solution is dyed purple for easy identification
- Easy to identify which buffer is being used for calibration